Summary of my perl5 (revision 5 version 8 subversion 8) configuration: Platform: osname=MSWin32, osvers=5.00, archname=MSWin32-x86-multi-thread uname='' config_args='undef' hint=recommended, useposix=true, d_sigaction=undef usethreads=define use5005threads=undef useithreads=define usemultiplicity=define useperlio=define d_sfio=undef uselargefiles=define usesocks=undef use64bitint=undef use64bitall=undef uselongdouble=undef usemymalloc=n, bincompat5005=undef Compiler: cc='cl', ccflags ='-nologo -GF -W3 -MD -Zi -DNDEBUG -O1 -DWIN32 -D_CONSOLE -DNO_STRICT -DHAVE_DE S_FCRYPT -DNO_HASH_SEED -DUSE_SITECUSTOMIZE -DPRIVLIB_LAST_IN_INC -DPERL_IMPLICIT_CONTEXT -DPERL_IMP LICIT_SYS -DUSE_PERLIO -DPERL_MSVCRT_READFIX', optimize='-MD -Zi -DNDEBUG -O1', cppflags='-DWIN32' ccversion='12.00.8804', gccversion='', gccosandvers='' intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=1234 d_longlong=undef, longlongsize=8, d_longdbl=define, longdblsize=8 ivtype='long', ivsize=4, nvtype='double', nvsize=8, Off_t='__int64', lseeksize=8 alignbytes=8, prototype=define Linker and Libraries: ld='link', ldflags ='-nologo -nodefaultlib -debug -opt:ref,icf -libpath:"C:\Setup\Perl\lib\CORE " -machine:x86' libpth=\lib libs= oldnames.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib sh ell32.lib ole32.lib oleaut32.lib netapi32.lib uuid.lib ws2_32.lib mpr.lib winmm.lib version.lib od bc32.lib odbccp32.lib msvcrt.lib perllibs= oldnames.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.li b shell32.lib ole32.lib oleaut32.lib netapi32.lib uuid.lib ws2_32.lib mpr.lib winmm.lib version.li b odbc32.lib odbccp32.lib msvcrt.lib libc=msvcrt.lib, so=dll, useshrplib=true, libperl=perl58.lib gnulibc_version='' Dynamic Linking: dlsrc=dl_win32.xs, dlext=dll, d_dlsymun=undef, ccdlflags=' ' cccdlflags=' ', lddlflags='-dll -nologo -nodefaultlib -debug -opt:ref,icf -libpath:"C:\Setup\Pe rl\lib\CORE" -machine:x86' Characteristics of this binary (from libperl): Compile-time options: MULTIPLICITY PERL_IMPLICIT_CONTEXT PERL_IMPLICIT_SYS PERL_MALLOC_WRAP PL_OP_SLAB_ALLOC USE_ITHREADS USE_LARGE_FILES USE_PERLIO USE_SITECUSTOMIZE Locally applied patches: ActivePerl Build 822 [280952] Iin_load_module moved for compatibility with build 806 PerlEx support in CGI::Carp Less verbose ExtUtils::Install and Pod::Find Patch for CAN-2005-0448 from Debian with modifications Rearrange @INC so that 'site' is searched before 'perl' Partly reverted 24733 to preserve binary compatibility MAINT31223 plus additional changes 31490 Problem bootstraping Win32CORE 31324 Fix DynaLoader::dl_findfile() to locate .so files again 31214 Win32::GetLastError fails when first called 31211 Restore Windows NT support 31188 Problem killing a pseudo-forked child on Win32 29732 ANSIfy the PATH environment variable on Windows 27527,29868 win32_async_check() can loop indefinitely 26970 Make Passive mode the default for Net::FTP 26379 Fix alarm() for Windows 2003 24699 ICMP_UNREACHABLE handling in Net::Ping Built under MSWin32 Compiled at Jul 31 2007 19:34:48 @INC: C:/Setup/Perl/site/lib C:/Setup/Perl/lib .